Welcome! I'm

Adrian Madrid

Senior Software Engineer

Senior Software Engineer with 12+ years of experience building high-performance web apps using Next.js, React, and Node.js. Proven expertise in AI/ML integration, scalable architecture, and cloud-native development. Strong track record of delivering modern, reliable, and user-focused solutions.

Skilled in Agile, DevOps, and mentoring teams to deliver robust, scalable products. Passionate about leveraging modern technologies to solve real-world problems and drive business value.

Top Skills

JavaScript
TypeScript
Python
HTML
CSS
PHP
React
Next.js
Tailwind CSS
Redux
Node.js
Express
PostgreSQL
MySQL
Redis
Git
Docker
GitHub Actions
AWS
Azure
Jest
Playwright
PHPUnit
Prettier
ESLint
WebSocket
MQTT
OpenAI API
TensorFlow.js
GraphQL

Projects

ShipStation, Order Tracking Dashboard
- react
- redux toolkit
- node.js
- postgresql
- websocket
- docker
Improved the order tracking dashboard for over 130,000 e-commerce merchants by refactoring legacy React class components to functional components with hooks, and introducing Redux Toolkit for state management.
ShipStation, Order Tracking Dashboard
- react
- redux toolkit
- node.js
- postgresql
- websocket
- docker
Improved the order tracking dashboard for over 130,000 e-commerce merchants by refactoring legacy React class components to functional components with hooks, and introducing Redux Toolkit for state management.
Wayfair, Product Page Redesign
- react
- next.js
- node.js
- graphql
- redis
- aws
Led the migration from monolithic frontend architecture to modular React components with server-side rendering, reducing page load times by 25% and boosting conversion rates by 15%.
Wayfair, Product Page Redesign
- react
- next.js
- node.js
- graphql
- redis
- aws
Led the migration from monolithic frontend architecture to modular React components with server-side rendering, reducing page load times by 25% and boosting conversion rates by 15%.

Experience

Architected and delivered scalable, high-performance web applications leveraging Next.js with advanced SSR, ISR, and dynamic routing, improving page load speed by 30% and boosting user engagement by 20%.
Led the integration of real-time data pipelines using WebSocket and MQTT protocols, enabling live device monitoring across BLE networks with near-zero latency.
Spearheaded AI-powered predictive analytics for device fault detection, utilizing TensorFlow.js and custom AI APIs to reduce downtime by 15%.
Established robust DevOps pipelines with GitHub Actions and Azure Pipelines, automating CI/CD workflows, reducing deployment time by 40%, and ensuring zero-downtime releases on Vercel and Azure.
Mentored and coached a team of 5+ developers, enforcing coding standards, reviewing PRs, and driving adoption of best practices including ESLint, Prettier, Jest, and Playwright.
Collaborated closely with product owners and UX designers using Agile/Scrum methodologies to iteratively deliver new features, improving client satisfaction scores.

Developed critical components of Amazon's flagship e-commerce UI with React.js and Redux, implementing complex state management with Redux Thunk and Saga, resulting in 25% faster page responsiveness.
Designed and implemented secure, scalable Node.js backend microservices integrating Stripe payment gateways and JWT-based authentication with RBAC to enhance security and compliance.
Led performance tuning of PostgreSQL databases, optimizing queries and indexing strategies that improved transaction processing speed by 20%.
Owned end-to-end feature delivery, including comprehensive unit, integration, and end-to-end testing with Jest, Enzyme, and Postman, significantly reducing post-release defects.
Automated build and deployment processes using AWS CodePipeline, ECS, and ECR, supporting a high-velocity continuous delivery model.

Led development of HIPAA-compliant healthcare applications using PHP Laravel and MySQL, ensuring strict data security and privacy standards for patient information.
Collaborated with cross-functional teams including clinicians, designers, and QA to design intuitive scheduling and telemedicine features that increased user adoption by 18%.
Drove agile transformation initiatives within the development team, introducing Kanban boards and daily stand-ups to enhance communication and accelerate delivery cycles.
Provided mentorship and technical guidance to junior engineers, establishing a culture of continuous learning and code quality.

Developed a responsive, user-centric hotel booking platform with HTML5, CSS3, and jQuery, integrating Google Maps API for enhanced geolocation functionality.
Engineered backend services with PHP Laravel, leveraging Ratchet WebSockets for real-time updates and notifications, improving customer engagement metrics by 22%.
Optimized PostgreSQL databases using table partitioning and Redis caching, accelerating critical queries by over 40%, ensuring smooth scaling under peak loads.
Designed and implemented automated testing suites with PHPUnit and conducted rigorous performance testing using Apache JMeter, significantly increasing system reliability.